A cavity that has a hole in it......it's the best example of black body radiators....
Diversity involves the inclusion of people which have various backgrounds and differences.
<h3>What is Diversity?</h3>
This involves people from a range of different social and ethnic backgrounds and of different genders, etc living in a given area at a given time.
It is best for all South Africans to accept and honour diversity as discrimination is wrong and individuals are unique and equal.
Read more about Diversity here brainly.com/question/1136627
Coal plants use a boiler to produce steam.
Answer:
The answer is "
"
Explanation:
The formula for velocity:

